Question 4 (8 points) A marble rolls off a tabletop 1.0 m high and hits the floor at a point 1.0 m away from the table's edge in the horizontal direction. What is the speed of the marble when it leaves the table's edge? O 2.2 m/s O 0.5 m/s 0 9.8 m/s 0 1.0 m/s